function setCookie(key, value, days) {
	var d = new Date();
	d.setTime(d.getTime() + (days * 24 * 60 * 60 * 1000));
	document.cookie = key + "=" + value + "; " + "expires=" + d.toUTCString();
}

function getCookie(key) {
	var name = key + "=";
	var ca = document.cookie.split(';');
	for (var i = 0; i < ca.length; i++) {
		var c = ca[i];
		while (c.charAt(0) == ' ')
			c = c.substring(1);
		if (c.indexOf(name) == 0)
			return c.substring(name.length, c.length);
	}
	return "";
}
